Researchers from Cornell University and the University of Pennsylvania have created a lifelike robotic lionfish with a circulatory system, reports Gizmodo. That circulatory system enables the fish to ...

A process of surgically joining the circulatory systems of a young and old mouse slows the aging process at the cellular level and lengthens the lifespan of the older animal by up to 10%. A process of ...

For humans and most vertebrates, life depends on a single heart pumping blood throughout the body. In this slideshow, we’ll explore five incredible animals that have more than one heart and discover ...

In a glimpse of what could become a future Black Mirror episode, scientists have hooked the circulatory systems of old mice to young mice, and found that it slows the aging process in the older ...

The octopus is one of the world’s most amazing creatures, and nothing puts that into perspective more than the physiological differences between these fantastic sea-dwelling mollusks and the creatures ...

In humans and most vertebrates, the heart is essential. It works constantly to keep us alive. But nature has some surprising ...